<template>
  <router-view v-if="is"/>
  <!-- <button @click="del()">隐藏</button> -->
</template>
<script>
import { ref } from 'vue';

export default{
  setup(){
    let is = ref(true)
    function del(){
      is.value = false
    }
    return {is,del}
  }
}
</script>
<style lang="less">
#app {
  font-family: Avenir, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
}

nav {
  padding: 30px;

  a {
    font-weight: bold;
    color: #2c3e50;

    &.router-link-exact-active {
      color: #42b983;
    }
  }
}
</style>
